Home / 1,294,198.40-1,941,297.60-347,664.80

Finding the Fourth Proportional to 1,294,198.40, 1,941,297.60 and 347,664.80

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Solution

The fourth proportional to 1,294,198.40, 1,941,297.60 and 347,664.80 is: 521,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,198.40 : 1,941,297.60 = 347,664.80 : x
  2. Step 2: Convert to fraction form
    1,294,198.40/1,941,297.60 = 347,664.80/x
  3. Step 3: Cross multiply
    1,294,198.40x = 1,941,297.60 × 347,664.80
  4. Step 4: Simplify right side
    1,294,198.40x = 674,920,841,844.48
  5. Step 5: Solve for x
    x = 674,920,841,844.48/1,294,198.40
  6. Step 6: Final answer
    x = 521,497.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.